diff --git a/app/views/metapurses/_form.html.haml b/app/views/metapurses/_form.html.haml
index 206bf587..ad33d7b7 100644
--- a/app/views/metapurses/_form.html.haml
+++ b/app/views/metapurses/_form.html.haml
@@ -4,7 +4,7 @@
   .form-inputs
     = f.hidden_field :user_id
     = f.input :name
-    = f.input :data
+    = f.input :data, placeholder: "canister-id amount\niozql-7iaaa-aaaah-advvq-cai 88.0"
 
   .form-actions
     = f.button :submit
diff --git a/app/views/metapurses/show.html.haml b/app/views/metapurses/show.html.haml
index c2db94de..c649a9d5 100644
--- a/app/views/metapurses/show.html.haml
+++ b/app/views/metapurses/show.html.haml
@@ -19,14 +19,14 @@
 - @metapurse.data.each_line do |record|
   %p
     - canister_id = record.split[0]
-    = number_with_delimiter(amount = record.split[1].gsub(",","").to_f)
+    = number_with_delimiter(amount = record.split[1].gsub(",","").to_f) rescue nil
     - icp_canister_id = "ryjl3-tyaaa-aaaaa-aaaba-cai"
     -# = icpswap_pool_data_raw.split("record {").select{|pool| !pool.scan(canister_id).empty? && !pool.scan(icp_canister_id).empty? }[0]
     = icpswap_pool_data_raw.split("record {").select{|pool| !pool.scan(canister_id).empty? && !pool.scan(icp_canister_id).empty? }[0].scan(/token0Symbol = \"(.*)\"; /)[0][0] rescue nil
-    - value = icpswap_pool_data_raw.split("record {").select{|pool| !pool.scan(canister_id).empty? && !pool.scan(icp_canister_id).empty? }[0].scan(/token0Price = [+-]?([1-9]\d*|0)(\.\d+)?/).join.to_f
-    - value_amount = (value * amount).round(2)
+    - value = icpswap_pool_data_raw.split("record {").select{|pool| !pool.scan(canister_id).empty? && !pool.scan(icp_canister_id).empty? }[0].scan(/token0Price = [+-]?([1-9]\d*|0)(\.\d+)?/).join.to_f rescue nil
+    - value_amount = (value * amount).round(2) rescue 0
     $#{number_with_delimiter(value_amount)} USD
-    - total_value +=  value_amount
+    - total_value +=  value_amount rescue 0
 %p
   %b Total:
   $#{number_with_delimiter(total_value.round(2))} USD